//package com.zhidisoft.filter;
//
//import com.zhidisoft.system.entity.User;
//
//import java.io.IOException;
//
//import javax.servlet.Filter;
//import javax.servlet.FilterChain;
//import javax.servlet.FilterConfig;
//import javax.servlet.ServletException;
//import javax.servlet.ServletRequest;
//import javax.servlet.ServletResponse;
//import javax.servlet.annotation.WebFilter;
//import javax.servlet.http.HttpServletRequest;
//import javax.servlet.http.HttpServletResponse;
//import javax.servlet.http.HttpSession;
//
//@WebFilter(urlPatterns = {"/manage/jsp/*","*.do"})
//public class AuthFilter implements Filter {
//
//    @Override
//    public void destroy() {
//        // TODO Auto-generated method stub
//
//    }
//
//    @Override
//    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
//        HttpServletRequest req = (HttpServletRequest) request;
////        HttpServletResponse resp = (HttpServletResponse) response;
//        HttpSession session = req.getSession();
//        User user =(User) session.getAttribute("user");
//        if (user == null) {
//            req.getRequestDispatcher("login.jsp").forward(request, response);
//            System.out.println("从新登录");
//        } else {
//            chain.doFilter(request, response);
//        }
//
//    }
//
//    @Override
//    public void init(FilterConfig filterConfig) throws ServletException {
//        // TODO Auto-generated method stub
//
//    }
//
//}
